This presentation provides an overview of social networking sites, including their history, popularity, and advantages and disadvantages. It covers the invention of social networking sites, the most well-known platforms, age restrictions, the impact of mobile computing, and the applications and access tools available. The advantages discussed include bringing the world together, providing information, marketing products and services, and arranging events, while the disadvantages include perpetuating false information, causing relationship problems, cyberbullying, and discrimination in the job world.